#66B72E#66B72E

#66B72E is a light, vivid yellow-green. Relative luminance 0.369; OKLCH L 70.1% C 0.185 H 135.6°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#66B72E
RGB	rgb(102, 183, 46)
HSL	hsl(95, 60%, 45%)
HSV	hsv(95, 75%, 72%)
CMYK	cmyk(44.3%, 0%, 74.9%, 28.2%)
CIE-LAB	lab(67.19, -47.44, 57.97)
CIE-LCH	lch(67.19, 74.90, 129.30°)
OKLab	oklab(70.13% -0.1323 0.1298)
OKLCH	oklch(70.13% 0.185 135.6)
XYZ	xyz(22.9056, 36.8876, 8.4973)
Luminance	0.3689 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66B72E #7F2EB7

analogous

#ABB72E #66B72E #2EB73A

triadic

#66B72E #2E66B7 #B72E66

tetradic

#66B72E #2EABB7 #7F2EB7 #B73A2E

square

#66B72E #2EABB7 #7F2EB7 #B73A2E

split-complementary

#66B72E #3A2EB7 #B72EAB

monochromatic

#2F5515 #4B8622 #66B72E #85D34F #A7DF80

Accessibility & contrast

On white

2.51

#66B72E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#66B72E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B72E

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66B72E	#FFFFFF	#000000	##000000
##66B72E	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA811

Deuteranopia (green-blind)

#B3A13C

Tritanopia (blue-blind)

#63B09D

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #66b72e;
/* rgb */ color: rgb(102, 183, 46);
/* oklch */ color: oklch(70.1% 0.185 135.6);

Tailwind

colors: {
  custom: {
    50: '#98cd70',
    500: '#66b72e',
    950: '#000000',
  },
}

SCSS

$custom: #66b72e;
$custom-light: #98cd70;
$custom-dark: #000000;

JSON

{
  "hex": "#66b72e",
  "rgb": {
    "r": 102,
    "g": 183,
    "b": 46
  },
  "hsl": {
    "h": 95.474,
    "s": 59.825,
    "l": 44.902
  },
  "oklch": {
    "l": 0.70134,
    "c": 0.18539,
    "h": 135.6
  },
  "luminance": 0.36889
}

Semantic roles & 50–950 ramp

primary

#66B72E

secondary

#A879C8

accent

#45E3A2

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66B72E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →